<template>
	<div>
		<el-form
      ref="createFormRef"
      :model="createForm"
      :rules="createRules"
      label-width="220px"
      :inline="true"
      label-position="left"
      status-icon
      inline-message
      style="width:80%;margin-left:auto;margin-right: auto;padding:30px 20px;text-align: center;"
    >
     
			<el-row type="flex" justify="center">
        <el-col :span="24">
          <el-form-item label="地区名称" prop="region_name">
            <el-input v-model="createForm.region_name" placeholder="地区名称" clearable/>
          </el-form-item>
        </el-col>
      </el-row>
			<el-row type="flex" justify="center">
        <el-col :span="24">
          <el-form-item label="排序" prop="sort">
            <el-input v-model="createForm.sort" clearable/>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row type="flex" justify="center" style="text-align: center;">
        <el-col :span="6" >
          <el-form-item>
            <el-button type="primary" @click="submitForm(createFormRef)">添加地区</el-button>
          </el-form-item>
        </el-col>
        <el-col :span="6">
          <el-form-item>
            <el-button @click="resetForm(createFormRef)">重置</el-button>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
	</div>
</template>
<script setup lang="ts">
//系统
import type { FormInstance, FormRules } from 'element-plus'
//api和type
import RegionAPI from '@/api/laravel-fast-api/v1/system/region/region-api'
import type { AddRegion } from '@/api/laravel-fast-api/v1/system/region/region-type'
//定义组件名称
defineOptions({
  name: 'CreateRegionTreeForm'
})

const createFormRef = ref<FormInstance>()
const createForm = reactive<AddRegion>({
		id:0,
		parent_id: 0,
		deep: 1,
		region_name:'',
		sort:100
})

const createRules = reactive<FormRules<AddRegion>>({
		region_name: [
			{ type: 'string', required: true, message: '请输入地区名称', trigger: 'blur' },
			{ pattern: /^([\u4e00-\u9fa5]|[a-zA-Z0-9_-])+$/, message: '只能是汉字、数字、字母或_-组成', trigger: 'blur' }
		],
	 
})

//定义props
const props = withDefaults(defineProps<{
  propsCreateForm?: AddRegion
}>(), {
  propsCreateForm: () => ({ 
		id:0,
		parent_id: 0,
		deep:1,
		region_name:'',
		sort:100 
	})
})

//监听父级表单值的变化
watch(
  () => props.propsCreateForm,
  (newVal, oldVal) => {
		createForm.parent_id = newVal.parent_id
		createForm.deep = newVal.deep
  },
  { deep: true,immediate:true } // 因为是对象，需要开启深度监听
)

//初始化表单
const initCreateForm = () => {
	createForm.parent_id = 0
	createForm.deep = 1
}
//emit
const emit = defineEmits(['update:CloseDialog'])

//提交
const submitForm = async (formEl: FormInstance | undefined) => {
  if (!formEl) return
  try {
    // 1. 表单校验（async/await 语法更简洁）
    const valid = await formEl.validate();
    // 2. 调用后端新增接口
		if(valid)
		{
			//console.log(createForm)
			const result = await RegionAPI.addRegion(createForm);
			// 3. 提交成功提示
			ElMessage.success(result.msg);
			// 4. 重置表单（可选，根据业务需求）
			resetForm(formEl);
			// 初始化表单
			initCreateForm()
			// 6. 关闭对话框（可选，根据业务需求）
			emit('update:CloseDialog', false)
			
		}
    
  } catch (error) {
    // 5. 处理错误（校验失败或接口报错）
    const err = error as Error;
    ElMessage.error(`提交失败：${err.message || '未知错误'}`);
    //console.log('提交错误：', error);
  }
}

//重置
const resetForm = (formEl: FormInstance | undefined) => {
  if (!formEl) return
  formEl.resetFields()
}
</script>
<style lang="scss" scoped>
/**表单 */
 .content  :v-deep(.el-form-item__label){
   width:150px;
 }
</style>